- increase error correction level

Author: TobiasMue91

tools/spotify_test.html

@@ -254,6 +254,7 @@
                 height: 220,
                 colorDark: "#000000",
                 colorLight: "#ffffff",
+                correctLevel: QRCode.CorrectLevel.H
             });
         } else {
             const metadata = document.createElement('div');